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Finding the Fourth Proportional to 58,394.22, 80,584.62 and 33,245.34

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Solution

The fourth proportional to 58,394.22, 80,584.62 and 33,245.34 is: 45,878.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,394.22 : 80,584.62 = 33,245.34 : x
  2. Step 2: Convert to fraction form
    58,394.22/80,584.62 = 33,245.34/x
  3. Step 3: Cross multiply
    58,394.22x = 80,584.62 × 33,245.34
  4. Step 4: Simplify right side
    58,394.22x = 2,679,063,090.67
  5. Step 5: Solve for x
    x = 2,679,063,090.67/58,394.22
  6. Step 6: Final answer
    x = 45,878.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.